OT-2026-000075254
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075254) never changes.
Identity and time
| Publication number | OT-2026-000075254 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f200-78a7-9584-c27c2576279b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075254 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e0de083ae91bbb9931c07a20dc52ab08b0be1bbce1bed576894dac4e61d5f8e |
|---|---|
| Markdown | 9750749eaf7f25b561d3416653bc5a463728e974d90c80d17c5c51b1a2f83738 |
| Publication page | 0fe6f1df9d6f1a8292ecba1599431b8c7b5eee43477760d7ff4389c981e2144e |
| Manifest | d5b29be5fb0021d34d5cbd01c3fc70394b30bfc867e2cbbc0c671cf493bbecfe |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | +9w4mA5q35lgR22YuCYSvk3OYnBiZFMac8vQayRMAi4tqdLa4JXmdhK87To/sl3Rlw0VDBP3AILYL7EMDcVUBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:33.004688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254observed 0fe6f1df9d6f1a8292ecba1599431b8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:32.758732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254/manifest.jsonobserved d5b29be5fb0021d34d5cbd01c3fc7039...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:32.740306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254/publication.mdobserved 9750749eaf7f25b561d3416653bc5a46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:32.721345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254/publication.txtobserved 8e0de083ae91bbb9931c07a20dc52ab0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:53.268997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254observed 0fe6f1df9d6f1a8292ecba1599431b8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:53.251119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254/manifest.jsonobserved d5b29be5fb0021d34d5cbd01c3fc7039...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:53.233403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254/publication.mdobserved 9750749eaf7f25b561d3416653bc5a46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:53.215141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075254/publication.txtobserved 8e0de083ae91bbb9931c07a20dc52ab0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|